Improvement in grit-separators



WQM. JACK-SON. GmmsErARAT-ora; $10,173,013 Paten'ped Feb. 1,1 8'76.

- monum N FEFERS, PNOTO LITNOGRAPNER, WASHINGTON, D C.

UNITED STATES PATENT OFFICE.

WALTER M. JACKSON, OF AUGUSTA, GEORGIA.

IMPROVEMENT IN GRlT-SEPARATORS.

Specification forming part of Letters Patent No. 173,013, dated February 1, 1876; application filed September 26, 1874.

To all whom it may concern:

Be it known'that I, WALTER M. J AGKSQN, of Augusta, in the State of Georgia, have-invented a new and Improved Gleaner andSeparator for Grits, Grain, 850.; and I do hereby declare that the following is a full, clear, and exact description of the same, reference being had to the accompanying drawings, forming part of this specification, in which Figure l is a longitudinal sectional elevation, Fig. 2, a plan view, and Fig. 3 ,a detail View in section. V

The object of this invention is to clean and grade grits by the same operation, a uniformity of size enabling them to he more homogeneously cooked. v

The means by which I accomplish this will first be fully described, and then pointed out in the claim.

A B represent a pair of riddles, which detain and transversely shake the grain until the latter passes through their perforations, while the lighter impurities are eliminated in front of the Winnower by a blast from the fan F, coining lengthwise, or at right angles to the direction in which the riddles are moved.

one or more additional grading-sieves, I J, so

as to make a greater or less number of sizes.

Having thus described my invention, what I claim as new is- The combination, with fan F, of screens B, chutes G G, and screens H I, all arranged in the same shaking-frame, substantially as and for the purpose specified.

WALTER MIXER JACKSON.

Witnesses:

JNO. W. NIXON, JOHN T. MILLER. 

